{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn06656_007.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Columbus, Ohio | 1922 | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"106"},{"label":"placed","value":"100"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef 62, georef-snap 36, georef-street 2"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"5 sheet(s) cut into 11 panels"},{"label":"unplaced pages","value":"p0 (tier 1, 39.96068,-82.98845 +/-255m); p101 (tier 2, 39.95768,-82.97832 +/-2080m); p102 (tier 2, 39.96572,-82.97215 +/-3026m); p108__1 (tier 1, 39.97755,-82.97390 +/-106m); p108__3 (tier 1, 39.97437,-82.97142 +/-100m); p199 (tier 2, 39.95110,-83.00395 +/-100m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0103/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p103","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0103/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0103/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6226.8,7708.0 270.9,7708.0 177.5,6550.1 -0.0,6563.5 0.0,0.0 6512.0,0.0 6512.0,2139.1 6175.5,2138.4 6226.8,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0103/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9729526,39.9796189]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9690922,39.9794211]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96939760000001,39.975919600000005]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.973258,39.9761174]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0104/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p104","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0104/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0104/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"416.0,7708.0 428.8,3548.9 304.0,1555.1 6176.9,1611.7 6192.0,3803.8 6512.0,3805.6 6512.0,4461.4 5139.7,4851.8 5670.3,6687.1 2190.6,7708.0 416.0,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0104/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4196.0,1224.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9707449,39.9761592]}},{"type":"Feature","properties":{"resourceCoords":[420.0,6216.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.973188,39.973957]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0105/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p105","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0105/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0105/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"479.0,7708.0 422.3,0.0 6512.0,36.7 6512.0,6665.8 3001.3,7708.0 479.0,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0105/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2436.0,5104.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9683617,39.9760571]}},{"type":"Feature","properties":{"resourceCoords":[2436.0,1980.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.968244,39.9774922]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0106/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p106","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0106/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0106/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2519.4,6198.3 470.7,6814.4 451.0,0.0 6512.0,0.0 6512.0,2719.4 6057.5,3118.8 6135.6,6184.3 2801.7,7153.3 2519.4,6198.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0106/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3204.0,1988.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9641984,39.9772981]}},{"type":"Feature","properties":{"resourceCoords":[2200.0,1988.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9647838,39.9773276]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0107/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p107","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0107/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0107/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7580.9 -0.0,-0.0 6512.0,0.0 6512.0,7355.3 283.5,7461.7 -0.0,7580.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0107/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98052186169204,39.977302545928595]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97661954288819,39.97707689138554]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97696564733505,39.97351226286932]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9808679661389,39.97373791741237]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0108__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p108 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0108__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0108/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,5228.0 0.0,6264.0 -0.0,7292.3 2755.8,7397.3 6303.1,6604.3 6512.0,3575.9 6512.0,1956.0 6512.0,880.0 6512.0,0.0 4378.0,0.0 4378.0,1004.8 2216.4,2289.6 0.0,3488.4 0.0,5228.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0108__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3252.0,7296.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9748007,39.9736659]}},{"type":"Feature","properties":{"resourceCoords":[6412.0,5112.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.973137,39.974563]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0109/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p109","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0109/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0109/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7253.7 -0.0,-0.0 2301.2,0.0 5881.8,463.2 5192.9,5862.1 5452.2,5816.8 5350.0,6637.3 1093.7,7127.7 1127.3,6975.7 902.6,7149.7 -0.0,7253.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0109/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3472.0,2880.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.97951,39.972553]}},{"type":"Feature","properties":{"resourceCoords":[1348.0,2596.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.980783,39.972614]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0110/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p110","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0110/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0110/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 6251.1,0.0 4433.5,7179.9 893.2,7032.3 721.6,7708.0 -0.0,7708.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0110/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5560.0,3668.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.978386,39.969189]}},{"type":"Feature","properties":{"resourceCoords":[1676.0,7076.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9802754,39.9673421]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0111/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p111","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0111/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0111/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"444.2,6251.1 437.1,5618.2 189.4,5696.7 144.9,360.8 2192.9,348.0 2196.4,0.0 2877.2,0.0 2902.4,343.5 5142.6,264.4 6512.0,0.0 6512.0,6233.9 444.2,6251.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0111/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97825506633137,39.97390279643492]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97433870506929,39.9737070603919]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97463890682124,39.970129434241166]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97855526808333,39.970325170284184]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0112/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p112","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0112/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0112/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"242.7,0.0 6383.7,0.0 6463.3,6197.7 -0.0,7557.7 -0.0,241.6 242.6,180.2 242.7,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0112/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2408.0,3460.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.977064,39.969338]}},{"type":"Feature","properties":{"resourceCoords":[4484.0,3008.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.975804,39.969487]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0113/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p113","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0113/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0113/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3776.2,2833.9 5608.3,2867.3 4206.6,3249.1 4181.8,5265.9 5752.6,4830.9 5743.3,5840.9 6512.0,5784.8 6512.0,6489.8 5731.1,6482.9 5721.8,6974.5 1706.0,6929.8 1832.9,1919.7 1535.0,1911.9 3804.2,1277.1 3776.2,2833.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0113/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9753522,39.9745866]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9715985,39.9744746]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9717714,39.9710696]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9755251,39.9711816]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0114/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p114","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0114/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0114/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6080.2,3656.1 6099.6,6547.6 2273.2,6563.4 2264.8,5884.9 1520.4,5948.5 1517.4,4976.2 -0.0,5414.5 -0.0,3473.0 4899.1,2079.9 5404.5,3859.3 6080.2,3656.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0114/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97289375933262,39.97467189093225]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96902367542876,39.97451776889434]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96926005573171,39.97098245103736]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97313013963557,39.97113657307527]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0115/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p115","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0115/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0115/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"442.9,119.7 3770.5,0.0 4244.5,139.6 4241.6,2078.7 6512.0,2086.3 6427.3,7708.0 3688.3,7708.0 353.4,6729.0 1142.2,3921.4 429.4,3929.6 442.9,119.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0115/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97057205727232,39.974469277498535]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96683642485114,39.9751413863386]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96580559282481,39.97172890355639]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96954122524599,39.971056794716326]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0116/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p116","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"17"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0116/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0116/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2223.2,2061.1 -0.0,2063.9 -0.0,153.2 5728.0,154.0 5719.5,3958.9 5583.6,3956.6 4737.2,6852.5 2408.2,6844.4 2148.7,7601.0 2223.2,2061.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0116/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3092.0,2060.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.966048,39.974308]}},{"type":"Feature","properties":{"resourceCoords":[5728.0,152.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.964759,39.975437]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0117/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p117","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0117/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0117/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"244.1,4927.4 849.7,0.0 6512.0,0.0 6512.0,5798.9 6180.0,6493.8 955.8,7708.0 244.1,4927.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0117/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96470338939328,39.97725059641292]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96085732982918,39.977177381950916]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96096962481282,39.97366414733367]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96481568437692,39.97373736179568]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0118/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p118","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0118/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0118/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1867.8,4797.5 595.3,5162.2 591.8,2129.0 5870.8,701.9 5870.6,0.0 6512.0,0.0 6512.0,7708.0 136.6,7708.0 137.2,7361.6 1879.5,7353.6 1867.8,4797.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0118/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96460627611539,39.97470414802115]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9607425455099,39.974525053663235]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96101722651126,39.97099554096585]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96488095711675,39.97117463532376]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0119/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p119","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0119/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0119/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4986.3,6878.3 1211.7,7641.0 1183.7,0.0 5022.8,0.0 4986.3,6878.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0119/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3088.0,3692.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.973488,39.969746]}},{"type":"Feature","properties":{"resourceCoords":[3088.0,7272.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.973596,39.968093]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0120/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p120","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0120/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0120/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"927.0,7308.5 989.1,0.0 5516.2,0.0 5509.0,2511.5 4997.9,3651.2 4977.9,6513.7 927.0,7308.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0120/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97278925599339,39.97164599563209]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96887029500188,39.971502512729806]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96909034812342,39.96792238774875]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97300930911493,39.96806587065103]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0121/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p121","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0121/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0121/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"653.0,7677.6 642.8,4759.4 1151.5,3592.1 1131.9,1026.9 4573.7,1022.5 5292.3,6718.2 653.0,7677.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0121/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97010209644164,39.972024200178176]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96625999143173,39.97185223244046]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96652373203587,39.96834233973949]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97036583704578,39.96851430747721]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0122/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p122","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0122/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0122/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7612.9 -0.0,1905.1 2686.9,1551.6 2839.2,678.8 6477.1,118.8 6163.4,2655.5 4434.4,2441.8 4037.5,5496.6 3500.5,5436.0 3248.8,7448.4 -0.0,7612.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0122/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96751501802827,39.97230978363645]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96365304180331,39.97251146538812]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9633437279431,39.9689834420629]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96720570416805,39.968781760311224]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0123/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p123","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0123/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0123/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3805.1,6362.1 3797.6,5824.9 1079.4,5817.0 1086.6,-0.0 5863.2,73.0 5821.5,6358.2 3805.1,6362.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0123/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96129019443953,39.97151047207549]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96151881069567,39.96851084589049]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96611922249598,39.96871969477689]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96589060623984,39.97171932096188]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0124/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p124","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0124/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0124/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"547.5,7578.0 374.2,6317.4 413.7,-0.0 6512.0,-0.0 6512.0,7547.2 547.5,7578.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0124/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96152508456206,39.9690012849843]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96175400940953,39.966016905329674]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96633087201272,39.96622604371812]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96610194716524,39.96921042337275]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0125/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p125","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"12"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0125/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0125/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5989.7,6198.0 -0.0,7501.6 -0.0,1325.9 5908.6,79.8 5989.7,6198.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0125/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2380.0,836.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.979299,39.967451]}},{"type":"Feature","properties":{"resourceCoords":[3680.0,552.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.978513,39.967543]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0126/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p126","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0126/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0126/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6330.1,57.8 6299.0,6110.5 358.9,7295.3 383.0,1199.4 6330.1,57.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0126/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97736087359084,39.96825395091673]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97348619403776,39.96811568628545]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97369823373847,39.96457584054751]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97757291329155,39.96471410517879]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0127/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p127","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"13"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0127/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0127/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"369.1,1382.7 6512.0,127.9 6512.0,4213.3 6328.1,4255.3 6287.7,6208.2 374.8,7451.7 369.1,1382.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0127/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2640.0,6976.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.972413,39.965477]}},{"type":"Feature","properties":{"resourceCoords":[4252.0,604.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.971252,39.968358]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0128/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p128","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0128/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0128/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"88.7,5490.7 340.9,5432.0 250.0,1466.0 6493.7,183.7 6512.0,6070.1 58.1,7394.7 88.7,5490.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0128/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9699882086618,39.969216432901796]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9660265042587,39.96904174494855]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96629440546587,39.96542244162021]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97025610986897,39.96559712957346]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0129/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p129","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"29"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0129/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0129/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"902.8,6282.1 -0.0,6280.1 0.0,-0.0 1977.1,0.0 1944.4,1828.3 5241.7,1178.1 5725.5,3672.0 5718.7,6838.5 896.1,6784.2 898.7,6591.8 902.8,6282.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0129/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3828.0,5796.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9799575,39.9626284]}},{"type":"Feature","properties":{"resourceCoords":[5644.0,1100.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.978753,39.964729]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0130/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p130","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"14"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0130/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0130/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5438.3,295.7 5405.2,6751.2 1330.9,6731.2 1320.2,3724.2 824.4,1244.2 5438.3,295.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0130/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3492.0,4852.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.977513,39.96299]}},{"type":"Feature","properties":{"resourceCoords":[5424.0,4852.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.976361,39.962945]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0131/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p131","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"25"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0131/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0131/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6311.1,7158.4 144.6,7110.1 170.3,2534.7 6507.9,1238.7 6311.1,7158.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0131/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4284.0,3988.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9738128,39.9642754]}},{"type":"Feature","properties":{"resourceCoords":[3264.0,7128.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.974509,39.962868]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0132/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p132","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0132/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0132/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6347.5,7154.1 196.6,7139.0 407.1,1247.3 6425.8,26.9 6347.5,7154.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0132/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97261982594583,39.96605614798918]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96876117357817,39.96591748656014]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9689738149956,39.96239217020844]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97283246736326,39.96253083163748]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0133/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p133","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"16"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0133/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0133/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"988.3,7708.0 934.6,1037.2 5838.9,0.0 6512.0,0.0 6456.5,7708.0 988.3,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0133/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3560.0,4204.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.967372,39.964384]}},{"type":"Feature","properties":{"resourceCoords":[972.0,5344.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.968958,39.963941]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0134/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p134","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0134/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0134/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1037.4,6958.8 1068.7,1689.0 6512.0,1745.0 6512.0,7708.0 6417.2,7708.0 6403.5,6768.6 1037.4,6958.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0134/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3668.0,2148.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9675,39.962586]}},{"type":"Feature","properties":{"resourceCoords":[3676.0,5124.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.967593,39.961221]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0135/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p135","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0135/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0135/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"243.8,6247.7 223.5,1061.8 6512.0,1019.2 6512.0,5997.4 243.8,6247.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0135/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97645375273817,39.963435679976]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97260570242531,39.96324960477747]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97289104326343,39.959733839048056]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97673909357628,39.95991991424659]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0136/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p136","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"32"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0136/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0136/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"483.7,6089.9 482.5,1197.5 6402.2,1120.3 6407.9,5866.6 483.7,6089.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0136/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2068.0,4192.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9717966,39.961349]}},{"type":"Feature","properties":{"resourceCoords":[4084.0,1144.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9704606,39.9627052]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0137__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p137 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"10"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3932.8"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"3775.2"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0137__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0137/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1428.9,7242.9 5377.0,7124.6 5380.0,3934.2 1414.2,3939.1 1428.9,7242.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0137__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3512.0,4080.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.977579,39.962057]}},{"type":"Feature","properties":{"resourceCoords":[5380.0,4080.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.976435,39.962008]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0137__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p137 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"3940.8"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0137__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0137/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5723.8,534.8 998.0,492.1 1003.5,0.0 0.0,0.0 -0.0,3940.8 5710.5,3740.1 5723.8,534.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0137__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3856.0,1560.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.980024,39.96168]}},{"type":"Feature","properties":{"resourceCoords":[5716.0,1560.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.978897,39.961639]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0138/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p138","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"20"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0138/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0138/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,6789.6 -0.0,187.9 6161.6,166.2 5930.2,6865.9 -0.0,6789.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0138/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[6060.0,3152.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9786473,39.9592373]}},{"type":"Feature","properties":{"resourceCoords":[520.0,5800.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9820341,39.9580963]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0139/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p139","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"36"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0139/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0139/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5646.8,826.4 5551.0,7708.0 1149.7,7708.0 1280.2,937.5 5646.8,826.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0139/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3264.0,3924.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9774332,39.9592106]}},{"type":"Feature","properties":{"resourceCoords":[5588.0,5260.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.976089,39.958552]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0140/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p140","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"37"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0140/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0140/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6512.0,6586.6 509.0,6693.3 597.7,1015.8 6071.0,888.2 6037.4,3971.6 6512.0,3964.8 6512.0,6586.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0140/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3488.0,6640.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.974367,39.957939]}},{"type":"Feature","properties":{"resourceCoords":[1840.0,2196.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.975224,39.960005]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0141/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p141","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"23"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0141/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0141/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6308.3,6727.8 1115.4,6923.6 1073.8,4314.6 601.5,4328.9 586.1,1260.2 6307.5,1039.6 6308.3,6727.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0141/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3952.0,4228.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9707623,39.959052]}},{"type":"Feature","properties":{"resourceCoords":[3952.0,1124.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9706447,39.9604757]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0142/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p142","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"16"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0142/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0142/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6512.0,7708.0 5647.7,7708.0 5661.1,6727.5 1002.7,6795.3 1132.5,1093.3 6512.0,980.9 6512.0,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0142/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3132.0,6764.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.968174,39.957812]}},{"type":"Feature","properties":{"resourceCoords":[1072.0,4240.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.969344,39.959006]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0143/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p143","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0143/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0143/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"645.1,6695.2 488.8,7708.0 -0.0,7708.0 -0.0,0.0 6217.3,0.0 6323.8,1814.9 6119.5,1819.6 6137.8,4272.6 6253.2,4475.7 6512.0,4518.5 6512.0,7180.8 4608.9,7199.8 1663.1,6680.2 645.1,6695.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0143/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98250555979216,39.9576519312233]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9786207195852,39.95751895107402]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97882462404566,39.95396928190818]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98270946425262,39.95410226205746]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0144/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p144","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0144/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0144/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"54.8,559.1 191.8,144.8 1662.8,140.2 4216.2,608.3 6512.0,558.9 6468.6,7271.4 232.2,5360.0 118.3,4711.4 -0.0,4711.6 54.8,559.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0144/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9824057940639,39.954626136751415]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97857628100212,39.95445968388964]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9788315000191,39.95096042223253]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98266101308087,39.9511268750943]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0145/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p145","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0145/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0145/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1356.3,5827.1 1096.2,5785.3 979.3,5581.7 950.0,3117.5 1155.2,3111.8 1071.2,1274.3 5447.6,1221.4 5430.8,7221.9 6076.2,7233.0 6077.2,7388.5 5427.7,7370.1 5426.6,7708.0 1364.7,7708.0 1356.3,5827.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0145/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97937666315967,39.95813896084682]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97551058758485,39.95799332432615]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97573389962955,39.95446081664835]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97959997520437,39.95460645316902]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0146/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p146","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"4"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0146/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0146/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"402.0,495.8 4811.8,369.5 4802.1,0.0 5507.8,0.0 5571.7,1781.3 6512.0,1865.4 6512.0,6828.9 5025.5,6870.4 5050.2,7708.0 924.0,7708.0 825.7,1347.3 431.2,1363.5 402.0,495.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0146/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[452.0,2468.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9788463,39.9537494]}},{"type":"Feature","properties":{"resourceCoords":[4948.0,4488.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.976479,39.952758]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0147/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p147","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"29"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0147/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0147/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"262.1,7708.0 152.9,586.5 4584.1,428.5 4694.4,3337.0 5700.9,3300.4 5781.2,6008.2 6512.0,5982.1 6512.0,6692.2 880.0,6831.2 901.6,7708.0 262.1,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0147/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1656.0,4808.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9754116,39.9559959]}},{"type":"Feature","properties":{"resourceCoords":[3220.0,3396.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.974419,39.956596]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0148/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p148","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0148/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0148/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"855.2,2768.2 -0.0,2664.7 0.0,-0.0 6512.0,0.0 6512.0,3439.5 5729.5,3363.2 5625.4,7004.3 706.1,6922.1 855.2,2768.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0148/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1936.0,5156.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9749268,39.952687]}},{"type":"Feature","properties":{"resourceCoords":[3896.0,7348.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.973808,39.951643]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0149/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p149","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0149/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0149/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2432.2,6080.3 1693.8,6106.0 1617.0,3389.1 599.9,3425.1 493.0,506.8 5724.8,294.6 5747.0,1793.5 6512.0,1763.9 6512.0,6842.5 2431.1,6792.7 2432.2,6080.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0149/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97375643336899,39.95816257783347]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96989800785124,39.957967338749704]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97019737807756,39.9544418210078]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9740558035953,39.954637060091564]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0150/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p150","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0150/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0150/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1475.9,6770.2 685.6,6752.9 760.3,1672.9 -0.0,1690.6 -0.0,191.0 6213.3,40.4 6209.6,1021.3 6512.0,1018.3 6512.0,6801.8 6345.9,6801.0 6336.0,7708.0 1464.2,7708.0 1475.9,6770.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0150/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3664.0,3040.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.968274,39.956469]}},{"type":"Feature","properties":{"resourceCoords":[6208.0,1460.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9667078,39.9571325]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0151/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p151","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0151/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0151/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6226.0,7350.7 1455.3,7384.6 1452.4,3343.6 2244.4,3396.3 2144.2,0.0 6140.1,0.0 6226.0,7350.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0151/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97332781243516,39.95501300595283]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96947224399086,39.95479935560618]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96979983012861,39.951276286748616]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9736553985729,39.95148993709527]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0152/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p152","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0152/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0152/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"918.7,7353.5 948.3,932.4 5860.2,908.1 5866.3,0.0 6512.0,0.0 6512.0,7387.1 918.7,7353.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0152/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97025869568513,39.95483256795805]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9664037382527,39.95466907514369]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96665441821858,39.95114655684446]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97050937565102,39.95131004965882]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0153/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p153","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0153/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0153/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6512.0,6477.2 6512.0,7708.0 -0.0,7708.0 -0.0,0.0 1514.8,-0.0 1499.6,574.9 5872.8,699.7 5669.3,3624.9 5909.5,6557.5 6512.0,6477.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0153/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.00050625372589,39.95384605683948]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.99984281645222,39.950957508439416]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.00427170133408,39.95035127518882]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.00493513860775,39.95323982358889]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0154/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p154","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0154/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0154/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6075.5,766.4 5990.3,4480.1 6512.0,4474.5 6512.0,7708.0 1734.0,7708.0 1698.4,6555.0 1098.5,6653.9 752.7,4190.0 880.8,798.2 6075.5,766.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0154/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.99992323086866,39.95163032712386]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.99937589704686,39.94872818566202]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.00382548260667,39.94822802914779]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.00437281642847,39.95113017060963]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0155/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p155","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"19"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0155/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0155/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6327.3,10.5 6307.5,7495.1 -0.0,7481.7 0.0,-0.0 6327.3,10.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0155/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3652.0,6036.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9995058,39.9515822]}},{"type":"Feature","properties":{"resourceCoords":[3660.0,1568.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9968682,39.9518842]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0156/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p156","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"12"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0156/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0156/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4246.3,4570.9 4214.7,7492.9 1124.2,7443.6 1251.9,9.4 5548.2,73.4 5492.4,4556.9 4246.3,4570.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0156/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2480.0,4500.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.998252,39.949888]}},{"type":"Feature","properties":{"resourceCoords":[1216.0,1564.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.996636,39.950683]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0157__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p157 [1]","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"29"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0157__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0157/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5901.0,4426.7 2680.5,5080.8 2684.0,832.0 513.4,840.9 501.6,-0.0 0.0,-0.0 -0.0,7156.2 6512.0,5775.4 6174.5,5725.2 5901.0,4426.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0157__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[604.0,4180.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9944163,39.9526754]}},{"type":"Feature","properties":{"resourceCoords":[2684.0,832.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.992513,39.951644]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0157__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p157 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"split_canvas_x","value":"2916.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3596.0"},{"label":"split_canvas_h","value":"4640.8"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0157__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0157/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3198.1,3589.0 5380.0,3635.5 5463.6,873.3 3261.5,819.9 3247.0,1417.0 2935.7,1411.0 2954.2,2736.0 3207.8,2742.4 3198.1,3589.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0157__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4394.4,1928.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.991491,39.952062]}},{"type":"Feature","properties":{"resourceCoords":[5401.2,3020.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9921524,39.9516241]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0158/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p158","metadata":[{"label":"streets","value":"18"},{"label":"intersections","value":"48"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0158/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0158/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6125.6,25.0 6034.1,7411.5 4547.9,7708.0 3927.0,7708.0 3672.9,6422.0 483.5,7028.4 586.5,119.6 6125.6,25.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0158/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3636.0,6428.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9947515,39.9503025]}},{"type":"Feature","properties":{"resourceCoords":[2560.0,2840.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.992575,39.950718]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0159/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p159","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0159/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0159/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,535.6 642.3,376.6 731.8,86.6 727.1,358.3 6512.0,245.8 6512.0,7308.6 -0.0,7426.4 -0.0,535.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0159/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98220216631553,39.952472025213055]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98241336349864,39.949485854339436]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98699186441593,39.94967884402531]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98678066723282,39.952665014898926]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0160__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p160 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2737.6"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0160__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0160/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2559.0,433.7 793.6,440.3 822.5,7219.5 2566.9,7220.3 2559.0,433.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0160__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2565.5,5916.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.986012,39.948806]}},{"type":"Feature","properties":{"resourceCoords":[600.4,5916.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.98594,39.9497375]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0160__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p160 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"split_canvas_x","value":"2671.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3840.8"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0160__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0160/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6270.5,205.3 2851.1,200.0 2802.2,7292.0 6275.8,7195.4 6270.5,205.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0160__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2851.1,2624.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.988145,39.950472]}},{"type":"Feature","properties":{"resourceCoords":[2851.1,200.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.986698,39.950408]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0161/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p161","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0161/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0161/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5278.0,23.2 5204.9,7132.5 1020.5,7123.7 1018.1,7708.0 -0.0,7708.0 0.0,-0.0 423.4,-0.0 423.3,143.5 701.4,149.0 5278.0,23.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0161/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98651371911302,39.952850305856366]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98672393147295,39.94983625072482]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.99134521066465,39.95002833944413]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.99113499830472,39.953042394575675]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0162/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p162","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"19"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0162/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0162/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,0.0 413.6,0.0 6512.0,1822.8 6299.1,3106.3 6361.9,6864.7 232.6,6927.6 -0.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0162/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1244.0,3024.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.981825,39.9507193]}},{"type":"Feature","properties":{"resourceCoords":[240.0,7148.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.982604,39.948861]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0163/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p163","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0163/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0163/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1912.1 -0.0,1077.8 3788.4,1105.2 3772.1,340.1 6512.0,297.4 6512.0,7223.6 219.2,7285.8 163.0,3309.7 380.7,2027.2 -0.0,1912.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0163/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97876305004735,39.95203601395388]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97489737582026,39.95182687149715]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97521803614248,39.9482944146869]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97908371036957,39.94850355714363]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0164/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p164","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0164/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0164/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1462.8,378.5 93.7,377.0 100.9,0.0 5043.9,0.0 5039.3,389.0 4092.0,386.3 4108.5,7340.2 1386.9,7335.0 1462.8,378.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0164/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3196.0,5404.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.974053,39.9493496]}},{"type":"Feature","properties":{"resourceCoords":[1112.0,5404.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9752942,39.9494054]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0165/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p165","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"21"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0165/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0165/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5678.7,7217.1 -0.0,7183.3 -0.0,217.3 5703.8,264.1 5678.7,7217.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0165/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3336.0,4120.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.971491,39.949752]}},{"type":"Feature","properties":{"resourceCoords":[1092.0,7188.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.972928,39.948411]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0166/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p166","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"21"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0166/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0166/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"952.0,7216.8 941.4,290.6 6488.0,290.4 6512.0,7223.7 952.0,7216.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0166/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3096.0,5308.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.968851,39.949093]}},{"type":"Feature","properties":{"resourceCoords":[4268.0,4160.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9681107,39.9495853]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0167/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p167","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0167/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0167/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2118.5,7708.0 2123.1,6916.3 -0.0,6941.2 -0.0,209.0 6512.0,337.0 6467.0,6865.4 3556.6,6899.5 3562.8,7708.0 2118.5,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0167/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.00202540328999,39.948765967793726]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.99815136159398,39.94923409354896]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.99743365487139,39.94569383940025]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.0013076965674,39.945225713645016]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0168/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p168","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0168/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0168/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 2152.0,0.0 2136.7,877.4 3587.6,811.4 3590.9,0.0 6512.0,0.0 6412.9,7708.0 -0.0,7708.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0168/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.00139159735647,39.94557627874405]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.99753889944795,39.946077608594976]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9967703216443,39.9425566954477]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.00062301955283,39.94205536559677]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0169/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p169","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"12"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0169/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0169/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1117.4,444.0 5608.8,442.0 5576.6,7140.1 1092.1,7130.0 1117.4,444.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0169/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2620.0,1828.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9969726,39.9479893]}},{"type":"Feature","properties":{"resourceCoords":[4024.0,7136.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.995659,39.945674]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0170/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p170","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"20"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0170/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0170/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"685.3,0.0 6512.0,1100.9 6512.0,7545.4 755.1,7597.3 685.3,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0170/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3696.0,5776.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.993162,39.946782]}},{"type":"Feature","properties":{"resourceCoords":[4736.0,1932.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.992865,39.948576]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0171/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p171","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"21"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0171/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0171/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1065.0,507.1 5428.0,448.2 5901.5,2619.5 6512.0,2614.5 6512.0,7024.5 5560.2,7030.6 5556.7,7708.0 4866.6,7708.0 1196.5,7708.0 1057.9,7063.4 2370.4,6783.0 1065.0,507.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0171/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3480.0,4960.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.990635,39.94696]}},{"type":"Feature","properties":{"resourceCoords":[1968.0,1648.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.991402,39.948514]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0172/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p172","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"18"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0172/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0172/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1398.0,7029.4 1384.8,2614.7 773.6,2621.5 293.2,449.3 6240.0,386.0 6319.7,6984.3 1398.0,7029.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0172/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2176.0,4936.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.988368,39.946855]}},{"type":"Feature","properties":{"resourceCoords":[6240.0,384.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.985769,39.948795]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0173/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p173","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"21"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0173/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0173/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6070.2,7048.4 799.5,7097.9 759.2,695.8 6036.1,663.4 6070.2,7048.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0173/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[764.0,3916.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9858894,39.9473222]}},{"type":"Feature","properties":{"resourceCoords":[6056.0,4972.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.982773,39.946684]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0174/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p174","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"21"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0174/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0174/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"261.3,6819.8 236.5,0.0 6391.5,0.0 6459.9,6851.3 261.3,6819.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0174/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2340.0,2624.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9814416,39.9477033]}},{"type":"Feature","properties":{"resourceCoords":[5384.0,6908.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9797848,39.9456588]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0175/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p175","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0175/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0175/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6431.1,6939.1 403.8,7033.9 348.0,364.0 6346.9,366.2 6431.1,6939.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0175/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2420.0,5128.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9778672,39.9464461]}},{"type":"Feature","properties":{"resourceCoords":[348.0,364.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.978936,39.94869]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0176/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p176","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"14"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0176/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0176/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5349.5,7117.7 1313.7,7004.0 1239.9,344.0 5329.6,352.5 5349.5,7117.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0176/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3332.0,2776.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9741922,39.947366]}},{"type":"Feature","properties":{"resourceCoords":[1256.0,2776.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.975419,39.947421]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0177/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p177","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"16"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0177/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0177/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5641.0,7147.7 1086.8,7118.5 1058.7,427.2 5623.2,440.4 5641.0,7147.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0177/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3308.0,5212.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.971755,39.946158]}},{"type":"Feature","properties":{"resourceCoords":[1068.0,2824.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.973008,39.947313]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0178/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p178","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0178/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0178/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1063.6,7136.1 1039.9,426.5 6512.0,437.8 6437.4,7145.8 1063.6,7136.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0178/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3184.0,5212.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9690932,39.9460296]}},{"type":"Feature","properties":{"resourceCoords":[3184.0,2836.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9690072,39.9471174]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0179/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p179","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"18"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0179/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0179/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1120.1,948.8 5582.0,901.0 5635.4,6612.5 6512.0,6603.0 6512.0,7708.0 1183.4,7708.0 1120.1,948.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0179/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4072.0,5536.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.995252,39.943562]}},{"type":"Feature","properties":{"resourceCoords":[2660.0,4424.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.996189,39.943981]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0180/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p180","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0180/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0180/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1196.0,6669.2 1188.3,953.0 5520.6,945.3 5512.0,6648.0 6512.0,6648.2 6512.0,7708.0 2948.7,6937.9 2695.9,7708.0 2692.8,6664.6 1196.0,6669.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0180/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1192.0,5572.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.994329,39.94367]}},{"type":"Feature","properties":{"resourceCoords":[5512.0,6648.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9916599,39.9434701]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0181/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p181","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0181/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0181/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5626.5,3588.3 5867.4,3584.5 5920.9,6980.6 3556.1,7003.7 3374.9,5961.3 2385.3,6193.4 1217.2,1229.4 5596.1,1147.8 5626.5,3588.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0181/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.99275710673705,39.9463859275906]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98891221882488,39.94613333403928]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98929946694247,39.94261958082961]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.99314435485464,39.94287217438092]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0182/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p182","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0182/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0182/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"238.6,3672.1 -0.0,3672.7 -0.0,563.9 4956.8,507.5 5057.3,6792.7 248.4,6811.3 238.6,3672.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0182/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5860.0,2000.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.986047,39.945104]}},{"type":"Feature","properties":{"resourceCoords":[1716.0,6804.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.988726,39.943043]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0183/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p183","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"15"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0183/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0183/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,6753.3 -0.0,433.1 885.9,437.2 886.3,274.7 6181.9,268.2 6155.8,6839.3 -0.0,6753.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0183/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[884.0,1948.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.986047,39.945104]}},{"type":"Feature","properties":{"resourceCoords":[6180.0,1948.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.982901,39.944969]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0184/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p184","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0184/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0184/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"259.5,7598.8 200.4,0.0 6428.9,0.0 6471.5,7573.9 259.5,7598.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0184/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98295488525689,39.94585027778155]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97909185496407,39.94565172727274]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97939624797215,39.94212136662182]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98325927826497,39.94231991713063]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0185/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p185","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0185/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0185/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1051.1,103.9 5019.3,110.7 5047.5,5254.2 6030.1,5257.1 6060.9,7708.0 1083.0,7708.0 1051.1,103.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0185/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97977005139177,39.94570800633966]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97585899573177,39.94550470976651]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97617066404382,39.94193045064668]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98008171970382,39.94213374721983]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0186/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p186","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0186/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0186/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1393.3,7537.9 1364.2,5293.2 381.8,5290.2 352.5,16.3 6359.3,77.6 6437.4,7516.3 1393.3,7537.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0186/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.9769671083123,39.94557954271353]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97305515701566,39.94537684069975]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97336591328737,39.9418017568812]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.977277864584,39.94200445889498]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0187/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p187","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"24"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0187/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0187/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1050.8,16.7 5564.7,47.8 5569.2,3662.4 4435.1,3656.4 4430.6,7494.8 1073.8,7486.5 1050.8,16.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0187/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3272.0,3652.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.971941,39.9436048]}},{"type":"Feature","properties":{"resourceCoords":[5576.0,5524.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9706191,39.9426766]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0188/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p188","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0188/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0188/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6512.0,7555.9 -0.0,7490.5 -0.0,3643.1 1115.5,3656.3 1138.3,33.6 6512.0,86.5 6512.0,7555.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0188/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97110929737487,39.94525048266816]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96721881808227,39.94509393008564]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96745882299655,39.94153845337524]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97134930228914,39.941695005957754]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0189/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p189","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0189/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0189/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6414.9,647.6 6413.2,7267.0 6512.0,7266.8 6512.0,7708.0 -0.0,7708.0 -0.0,775.4 6414.9,647.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0189/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4932.0,3968.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.997413,39.940943]}},{"type":"Feature","properties":{"resourceCoords":[4932.0,208.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.997745,39.942648]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0190/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p190","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0190/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0190/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3404.2,7708.0 525.8,7708.0 537.3,1488.7 5879.2,1547.6 5891.4,439.8 6512.0,439.6 6512.0,1859.0 5697.1,5510.2 3408.2,4997.7 3404.2,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0190/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3456.0,444.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.995155,39.94306]}},{"type":"Feature","properties":{"resourceCoords":[2044.0,7232.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9953857,39.9398687]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0191__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p191 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0191__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0191/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5928.5,0.0 4062.4,0.0 4063.2,2652.0 0.0,2702.8 -0.0,4919.9 1470.9,4920.8 1472.0,7400.0 -0.0,7401.4 -0.0,7708.0 6512.0,7708.0 5949.6,7549.7 5928.5,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0191__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1472.0,7400.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9925903,39.9397182]}},{"type":"Feature","properties":{"resourceCoords":[5948.0,7400.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9899087,39.9395743]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0191__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p191 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4063.2"},{"label":"split_canvas_h","value":"2702.8"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0191__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0191/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3959.2,171.9 191.3,171.9 752.7,2693.4 1420.0,2685.0 3962.0,2617.2 3959.2,171.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0191__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[192.0,171.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.994775,39.940981]}},{"type":"Feature","properties":{"resourceCoords":[3959.2,171.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.992487,39.940857]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0192/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p192","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0192/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0192/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"536.8,54.9 6512.0,67.7 6512.0,7708.0 526.6,7708.0 536.8,54.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0192/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98992861695238,39.94313072154941]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98593961683945,39.94292764954234]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98625092894964,39.93928201842321]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.99023992906258,39.939485090430274]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0193/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p193","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0193/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0193/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1192.6,69.0 5909.1,0.0 6025.6,7708.0 1257.7,7708.0 1192.6,69.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0193/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98666460460053,39.94296976247092]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98270375844336,39.942741948152396]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98305300002271,39.93912203896282]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98701384617988,39.93934985328135]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0194/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p194","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"19"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0194/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0194/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7708.0 -0.0,7385.5 351.2,7391.6 361.3,403.5 6512.0,437.2 6462.5,7708.0 -0.0,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0194/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2420.0,412.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9818628,39.9423035]}},{"type":"Feature","properties":{"resourceCoords":[2412.0,7208.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9821027,39.9391691]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0195/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p195","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0195/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0195/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5800.9,643.2 5824.8,7708.0 868.6,7708.0 870.9,625.4 5800.9,643.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0195/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3572.0,432.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.977775,39.942108]}},{"type":"Feature","properties":{"resourceCoords":[5824.0,7228.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.976682,39.938905]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0196/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p196","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0196/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0196/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6512.0,431.4 6512.0,7225.8 6031.8,7223.8 6031.4,7699.9 953.5,7696.1 970.2,405.2 6512.0,431.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0196/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[6024.0,4764.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.973552,39.939897]}},{"type":"Feature","properties":{"resourceCoords":[3312.0,416.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.975028,39.941972]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0197/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p197","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0197/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0197/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1508.7,394.8 4403.5,421.3 4465.9,0.0 4466.2,422.1 5548.0,436.0 5528.8,2395.3 4495.2,2373.9 4398.4,4792.7 5548.1,4804.5 5531.6,7708.0 981.0,7708.0 984.2,7228.8 1467.6,7233.7 1508.7,394.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0197/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2092.0,7240.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9729729,39.9387325]}},{"type":"Feature","properties":{"resourceCoords":[5548.0,436.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9706973,39.941763]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0198/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Ohio | 1922 | sanborn06656_007 p198","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:43:18Z","modified":"2026-09-21T13:43:18Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0198/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0198/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6512.0,7708.0 1095.8,7708.0 1097.3,4809.7 -0.0,4817.1 -0.0,2402.0 1039.0,2405.8 1026.7,450.1 6491.3,409.9 6512.0,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06656192202:06656_02_1922-0198/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97128788953535,39.94200165163335]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96742500826056,39.941795671350214]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.96774077387694,39.93826524788289]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.97160365515172,39.93847122816602]}}]}}]}